package com.gxuwz.medical.tools;

public class StringUtil {
	/**
	 * 空字符判断
	 * 
	 * @author sisheng
	 * @return boolean
	 */
	public static boolean isEmpty(String str) {
		if ("".equals(str) || str == null) {
			return true;
		} else {
			return false;
		}
	}
}